This product has a defect rate higher than our standard 5% or below. This causes some to arrive DOA. We have removed this product from traditional sales channels. By purchasing this product you understand there is an elevated chance in defect rate. If you receive a defective product we'd like to send out the replacement on your next order or refund the purchase price. Reshipping this bulky product is too costly and was a contributing factor to pulling this item until the defects can be worked out by the manufacturer. It is our intention to serve our customers well and those who already use and love this product want some more. Until this point we were fine with not selling these remaining units, however understand how much people like the working units they already have.